Garmin GNC 420AW Pilot's Manual Addendum - Page 11
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Lightning Display
The Lightning Page displays either a 360° or a 120°
viewing angle. In normal operation, the current strike
rate is displayed in the top right corner, accompanied
in the top left corner by the word "LTNG". When in
strike mode, "Strike" is displayed in the lower right
hand corner of the Weather Page and when the unit
is in cell mode, "Cell" is displayed in the lower right
hand corner of the Lightning Page.
To select the desired Lightning Display
Mode:
From the default NAV Page, turn the small
1.
right knob to select the Lightning Page.
2.
Press MENU to display an options menu.
3.
Select the desired display angle from the
options menu and press ENT.
Stormscope Operation
Storm Activity
Lightning Display
Lightning Display Interpretation
For lightning display interpretation, study the
examples in the WX-500 Pilot's Guide that are
designed to help you relate the cell or strike patterns
shown on the display to the size and location of thun-
derstorms that may be near your aircraft.
Strike Rate
Orientation
Method
Weather Mode
190-00356-31 Rev. C
Section 2
L-3 Stormscope Interface
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